Question

Which of the following gases is primarily responsible for eutrophication of water bodies?

• (A) Nitrogen
• (B) Sulphur dioxide
• (C) Carbon dioxide
• (D) All the above

Answer 1

The Correct Option is A

Explanation:
Nitrogen gases is primarily responsible for eutrophication of water bodies.Eutrophication is the increase in the concentration of nutrients in an ecosystem.Cultural eutrophication is the process that speeds up natural eutrophication because of human activity.Natural eutrophication has been occurring for millennia.The most common nutrients causing eutrophication are nitrogen N and phosphorus P.Hence, the correct option is (A).